Cita APA

Hauke, R. L. (1967). The Natural History of Equisetum in Costa Rica.

Chicago Style Citation

Hauke, Richard L. The Natural History of Equisetum in Costa Rica. 1967.

Cita MLA

Hauke, Richard L. The Natural History of Equisetum in Costa Rica. 1967.

Atenció: Aquestes cites poden no estar 100% correctes.